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Ideal for naturally aspirated and forced induction setups
these valve springs provide enhanced valve control
designed in collaboration with CP-Carrillo
including heat treatment
2010–2014 BMW E71 X6 xDrive50i
BMW / Toyota B58 Valve Springs by SuperTech Seat Pressure:84 lbs Ideal for naturally aspirated andSupertech offers high performance valve spring kits designed specifically for BMW and Toyota B58 engines, providing precise valve control and unmatched reliability. Each kit includes Supertech's premium valve springs, engineered for high RPMs and demanding conditions, ideal for performance enthusiasts and professional racing teams alike. Crafted from the finest materials, Supertech valve springs feature higher spring rates and greater durability than
